This is a note to let you know that I've just added the patch titled
Input: cyttsp5 - fix array length
to the 6.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
input-cyttsp5-fix-array-length.patch
and it can be found in the queue-6.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 529de2f1ca3f0898c0d905b7d355a43dce1de7dc Mon Sep 17 00:00:00 2001
From: Maximilian Weigand <mweigand@xxxxxxxxxxxx>
Date: Mon, 1 May 2023 17:07:49 -0700
Subject: Input: cyttsp5 - fix array length
From: Maximilian Weigand <mweigand@xxxxxxxxxxxx>
commit 529de2f1ca3f0898c0d905b7d355a43dce1de7dc upstream.
The cmd array should be initialized with the proper command size and not
with the actual command value that is sent to the touchscreen.
Signed-off-by: Maximilian Weigand <mweigand@xxxxxxxxxxxx>
Reviewed-by: Alistair Francis <alistair@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20230501113010.891786-2-mweigand@xxxxxxxxxxxx
Fixes: 5b0c03e24a06 ("Input: Add driver for Cypress Generation 5 touchscreen")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/input/touchscreen/cyttsp5.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/touchscreen/cyttsp5.c b/drivers/input/touchscreen/cyttsp5.c
index 30102cb80fac..3c9d07218f48 100644
--- a/drivers/input/touchscreen/cyttsp5.c
+++ b/drivers/input/touchscreen/cyttsp5.c
@@ -560,7 +560,7 @@ static int cyttsp5_hid_output_get_sysinfo(struct cyttsp5 *ts)
static int cyttsp5_hid_output_bl_launch_app(struct cyttsp5 *ts)
{
int rc;
- u8 cmd[HID_OUTPUT_BL_LAUNCH_APP];
+ u8 cmd[HID_OUTPUT_BL_LAUNCH_APP_SIZE];
u16 crc;
put_unaligned_le16(HID_OUTPUT_BL_LAUNCH_APP_SIZE, cmd);
--
2.41.0
Patches currently in stable-queue which might be from mweigand@xxxxxxxxxxxx are
queue-6.3/input-cyttsp5-fix-array-length.patch
